FLOOD09201

• County: Arapahoe
• Stream Name: South Platte
• Basin: South Platte
• Title: Union Avenue Boating Modifications
• Date: 1/1/1983
• Prepared For: CWCB
• Prepared By: CWCB
• Floodplain - Doc Type: Drawing/Map

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NOTES:

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1. ALL DISTURBED AREAS NOT RIPRAPPED ARE TO BE
SEEDED.
2. SEE DRAWING No.11 FOR SITE IMPROVEMENTS.
3. SEE DRAVv1NG No.11 FOR 100 YEAR FLOOD PLAIN
INFORMATION.
4. INSTALL 2" P.E. AIR PIPE W/24" MIN. COVER FROM
NEW COMPRESSOR IN PUMP STATION TO BUBBLER
SYSTEM. SEE PARTIAL PLAN ON DWG. 4 FOR
COMPRESSOR LOCATION. SEE DWG. 11 FOR BUBBLER
SYSTEM DETAilS.

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OMIT NEW TYPE L RIPRAP WHERE
J REP\ACED Willi ~VH RIP~

LIMIT OF NEW TYPE L INSTALL TYPE VH RIPRAP AROUND
BANK RIP RAP DROP STRUCTURES. AS SHOWN,".
EL 5287 FROM STRUCTURE TO TOP OF BANK
TYP. BOIH SlDES

5. FIVE 4" AIR BACKWASH PIPES.

TYPE VL RIPRAP TO BE 9-INCH THICK LAYER BLENDED INTO
EXISTING BANK MATERIAl. DISTURBED AREAS TO BE TOP
SOILED AND SEEDED.

TYPE VH RIPRAP TO BE 3' THICK LAYER INSTALLED OVER
6-INCHES OF BEDDING MATERIAL.

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1 nnrro Brown and Caldwell
UllllD Consultants
L..... :.:a Denver, Colorado
. SUBMITTED: jd~ tl'1.
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APPROVED: /.//-. 0..
BROWN ""D GA''OW.

I' LINE IS 2 INCHES
AT FULL SIZE
(IF NOT 2' -SCAlE ACCORDINGlY)

FILE
DRAWN
DESIGNED
CHECKED
CHECKED

DATE: d.//.-h~
DATE: 5/5/92

APPROV(D:

DATE:

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SOUTH PLATTE RIVER \
CHANNEL RIGHT-OF-WAY \ .........
BOATCHUTE #2~-'
DESIGN EL 5285.5\
(SEE OWG 5 FOR \
DETAILS)
LIMIT OF NEW TYPE L
BANK RIP RAP
EL 5289

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SOUTH PLATTE RIVER
CHANNEL RIGHT-OF-WAY
__ LIMIT OF EMBANKMENT FILL

INSTALL TYPE VL RIPRAP FROM TOP OF
EXIST. M RIPRAP TO ELEV. 5285

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STILLING WELL PIPE

~ BOA TCHUTE #1 DESIGN
.....--I. EL. 5289.0 SEE DWG 5
'-- ~ /" FOR DETAIL~/ 36" SECONDARY INTAKE

r; , ;,f/,/~36" INSTAKE PIPING

V ~,' ^""" ~ CITY OF ENGLEWOOD
'I RAW WATER PUMP STATION
"7 ..:.... / \ 2" AIR PIPE. SEE NOTE 4.
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NEW WALL ALONG INTAKE CHUTE
T.O. WALL El 5296.5 (SEE DWG
9 FOR DETAILS)

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~ BARRIER
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BOA TING BARRIER SCREEN
FOR DETAilS)

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EXIST. 30" RAW WATER

FILL ON EXISTING DAM FACE
(SEE DWG 6 FOR DETAILS)

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SEE DWG 8 FOR
MODIFICATIONS TO
EXIST. DAM CREST

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HORIZONTAL CONTROL

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109,217.66

2,136,937.55

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109.593.53 I 2,136,597.02
109.487.17 2,136,422.21

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109,545.11

2,136,415.11

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109,516.77

2,136,449.58

109,430.73

2,136,698.71

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109,403.43

2,136,729.94

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109,418.87

2,136,743.75

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109,337.86

2,136,821.78

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HH 109,546.25 2,136,477.68

REVISIONS
DESCRIPTION

BY DATE APP.

AS-BUILT

UNION AVE BOA TCHUTE

SKT 3-92 RAF

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SITE PLAN

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DESCRIPTION
T.O. EAST END EMBANKMENT
T.O. SW END EMBANKMENT
ct BASE OF BOA TCHUTE #2
ct TOP OF BOA TCHUTE #2
<t BASE OF BOA TCHUTE #1
ct TOP OF BOA TCHUTE #1
T.O. NW END INTAKE WALL
T.O. SE END INTAKE WALL
SE END BARRIER SCREEN
(NOT USED)
(NOT USED)
T.O. BEND IN ANCHOR WALL

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~-~-92/SKT
5/599~-008

ORA WlNG NUMBER

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